diff --git a/.travis.yml b/.travis.yml
index 5d90754..7289f14 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,7 +12,6 @@ env:
   - TOX_ENV=py34-110
   - TOX_ENV=py34-111
   - TOX_ENV=py34-20
-  - TOX_ENV=py34-21
   - TOX_ENV=py35-18
   - TOX_ENV=py35-19
   - TOX_ENV=py35-110
diff --git a/tox.ini b/tox.ini
index 098ab5c..c977147 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,7 @@
 [tox]
 envlist =
     py27-{17,18,19,110,111},
-    py34-{17,18,19,110,111,20,21},
+    py34-{17,18,19,110,111,20},
     py35-{18,19,110,111,20,21,master},
     py36-{18,19,110,111,20,21,master},
 [testenv]